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    Subject[PATCH v2 10/40] microblaze/uaccess: fix sparse errors
    virtio wants to read bitwise types from userspace using get_user.  At the
    moment this triggers sparse errors, since the value is passed through an
    integer.

    Fix that up using __force.

    Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
    ---
    arch/microblaze/include/asm/uaccess.h | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    diff --git a/arch/microblaze/include/asm/uaccess.h b/arch/microblaze/include/asm/uaccess.h
    index 59a89a6..e41bebf 100644
    --- a/arch/microblaze/include/asm/uaccess.h
    +++ b/arch/microblaze/include/asm/uaccess.h
    @@ -220,7 +220,7 @@ extern long __user_bad(void);
    } else { \
    __gu_err = -EFAULT; \
    } \
    - x = (typeof(*(ptr)))__gu_val; \
    + x = (__force typeof(*(ptr)))__gu_val; \
    __gu_err; \
    })

    @@ -242,7 +242,7 @@ extern long __user_bad(void);
    default: \
    /* __gu_val = 0; __gu_err = -EINVAL;*/ __gu_err = __user_bad();\
    } \
    - x = (__typeof__(*(ptr))) __gu_val; \
    + x = (__force __typeof__(*(ptr))) __gu_val; \
    __gu_err; \
    })

    --
    MST


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